diff options
Diffstat (limited to 'include/linux/cpu.h')
| -rw-r--r-- | include/linux/cpu.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index bfb520212d7..769ddc6df49 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -49,10 +49,20 @@ struct notifier_block; #ifdef CONFIG_SMP /* Need to know about CPUs going up/down? */ -extern int register_cpu_notifier(struct notifier_block *nb); #ifdef CONFIG_HOTPLUG_CPU +extern int register_cpu_notifier(struct notifier_block *nb); extern void unregister_cpu_notifier(struct notifier_block *nb); #else + +#ifndef MODULE +extern int register_cpu_notifier(struct notifier_block *nb); +#else +static inline int register_cpu_notifier(struct notifier_block *nb) +{ + return 0; +} +#endif + static inline void unregister_cpu_notifier(struct notifier_block *nb) { } |